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How to “return an object” in C++?
...), and find what you can do to fix it. It likely won't be returning things from functions.
That said, if you're dead set on writing like that, you'd probably want to do the out parameter. It avoids dynamic memory allocation, which is safer and generally faster. It does require you have some way t...
How can I use Homebrew to install both Python 2 and 3 on Mac?
...etween versions.
Here is what I did to set up:
STEP1:
Remove all pythons from your mac
brew uninstall --ignore-dependencies --force python
sudo rm -rf ~/miniconda3/
sudo rm -rf ~/.conda/
Remove the following from ~/.bash_profile
export PATH="/Users/ishandutta2007/miniconda3/bin:$PATH"
...
SharedPreferences.onSharedPreferenceChangeListener not being called consistently
...It will work at first, but eventually, will get garbage collected, removed from the WeakHashMap and stop working.
Keep a reference to the listener in a field of your class and you will be OK, provided your class instance is not destroyed.
i.e. instead of:
prefs.registerOnSharedPreferenceChangeLis...
Deleting a file in VBA
...Object is a really useful tool and well worth getting friendly with. Apart from anything else, for text file writing it can actually sometimes be faster than the legacy alternative, which may surprise a few people. (In my experience at least, YMMV).
...
Mime type for WOFF fonts?
...
Update from Keith Shaw's comment on Jun 22, 2017:
As of February 2017, RFC8081 is the proposed standard. It defines a top-level media type for fonts, therefore the standard media type for WOFF and WOFF2 are as follows:
font...
What guidelines for HTML email design are there? [closed]
...
It's actually really hard to make a decent HTML email, if you approach it from a 'modern HTML and CSS' perspective.
For best results, imagine it's 1999.
Go back to tables for layout (or preferably - don't attempt any complex layout)
Be afraid of background images (they break in Outlook 2007 and...
How to pass the password to su/sudo/ssh without overriding the TTY?
...
For sudo there is a -S option for accepting the password from standard input. Here is the man entry:
-S The -S (stdin) option causes sudo to read the password from
the standard input instead of the terminal device.
This will allow you to run a comman...
How to center a subview of UIView
...nd it will always work:
child.center = [parent convertPoint:parent.center fromView:parent.superview];
And for Swift:
child.center = parent.convert(parent.center, from:parent.superview)
share
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Rails migration for has_and_belongs_to_many join table
...p columns. Here is a better example of a has_and_belongs_to_many migration from the link you gave. I'm looking for a way to do it from the command line with script/generate migration ...
– ma11hew28
Dec 7 '10 at 20:44
...
Animate element to auto height with jQuery
I want to animate a <div> from 200px to auto height. I can’t seem to make it work though. Does anyone know how?
...